Alert archive / Nebraska / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 438, NWS North Platte, NE

September 5, 2026Arthur County, Keith County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Sep 5, 2026, 11:37 PM MDT for Arthur County, Keith County, Nebraska. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 5, 2026, 11:37 PM MDT (05:37 UTC)
Expired
Sep 6, 2026, 12:15 AM MDT
In force
38 min
Issued by
NWS North Platte, NE
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Arthur County, NE, Keith County, NE

The radar

The North Platte radar (KLNX), 112 km from the middle of the area, began a volume at 05:37 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 5.6 hours before the alert went out and 94 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, N. Platte/Lee Bi, NE at 00:00Z on 2026-09-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2324 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, N. Platte/Lee Bi, NE at 00:00Z on 2026-09-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 100 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
2324 J/kg
Mixed-layer CIN
-34 J/kg
Mixed-layer LCL
1791 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
100 m²/s²
0-3 km storm-relative helicity
254 m²/s²
Significant tornado parameter
0.5
Supercell composite
15.8

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS North Platte, NE wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 5, 5:54 PM MDT, 5 hours 43 minutes earlier.

Area forecast discussion, Sep 5, 5:54 PM MDT, 5 hours 43 minutes before
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Hazardous weather outlook, Sep 5, 2:38 PM MDT, 8 hours 59 minutes before
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In the hours before

Local storm report, Sep 5, 6:19 PM MDT, 5 hours 18 minutes before
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Special weather statement, Sep 5, 7:15 PM MDT, 4 hours 22 minutes before
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Local storm report, Sep 5, 7:19 PM MDT, 4 hours 18 minutes before
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Local storm report, Sep 5, 8:41 PM MDT, 2 hours 56 minutes before
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Special weather statement, Sep 5, 10:07 PM MDT, 1 hour 30 minutes before
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Special weather statement, Sep 5, 10:58 PM MDT, 39 minutes before
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The office that day

Everything else NWS North Platte, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 5, 6:19 PM MDTSevere Thunderstorm WarningLBFDeuel, Garden, Keith25 min
Sep 5, 7:15 PM MDTSpecial Weather StatementLBFGarden60 min
Sep 5, 10:07 PM MDTSpecial Weather StatementLBFDeuel53 min
Sep 5, 10:40 PM MDTAreal Flood AdvisoryLBFDeuel, Garden3 hr
Sep 5, 10:58 PM MDTSpecial Weather StatementLBFDeuel, Keith, Perkins62 min
Sep 6, 12:11 AM MDTSevere Thunderstorm Warning Considerable damage threatLBFArthur, Keith, Lincoln, McPherson49 min
Sep 6, 12:32 AM MDTSevere Thunderstorm Warning Destructive damage threatLBFArthur, Hooker, Keith, Lincoln, Logan, McPherson43 min
Sep 6, 12:39 AM MDTSpecial Weather StatementLBFLincoln51 min
Sep 6, 1:31 AM MDTSpecial Weather StatementLBFCuster, Logan, Thomas44 min
Sep 6, 4:35 AM MDTSevere Thunderstorm WarningLBFHolt40 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2026Every severe thunderstorm warning in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.